Well, I only have an SDTV anyway, but I feel your pain.
I've been hearing that not on the component, but also the RGB cables are delayed for the UK. So that's composite only for the time being. Ouch!
As for the Wiimotes, I guess it's a case of scout around. Abroad might be a good option, although given we need them in around a fortnight for a party, it's probably not going to happen. So I guess it's hope, and break out Double Dash if we're stuck